Home / 3,267.90-4,507.95-2,070.72

Finding the Fourth Proportional to 3,267.90, 4,507.95 and 2,070.72

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Solution

The fourth proportional to 3,267.90, 4,507.95 and 2,070.72 is: 2,856.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,267.90 : 4,507.95 = 2,070.72 : x
  2. Step 2: Convert to fraction form
    3,267.90/4,507.95 = 2,070.72/x
  3. Step 3: Cross multiply
    3,267.90x = 4,507.95 × 2,070.72
  4. Step 4: Simplify right side
    3,267.90x = 9,334,702.22
  5. Step 5: Solve for x
    x = 9,334,702.22/3,267.90
  6. Step 6: Final answer
    x = 2,856.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.